Related Information for Roy Kim Kim Sang Woo (로이킴), better known as Roy Kim is a male South Korean singer and the winner of SuperstarK4.After the final, Roy Kim has announced that he will be donating his prize money ($460,596) to charity.He already made his debut at ‘2012 MAMA‘ with a special stage, and his other prize is a support for the release of his new album, as well as a brand new car.He finally debuted on April 22, 2013 with the digital single "Bom Bom Bom / Spring Spring Spring". His.. read more